Hippocampus abdominalis: Population traits

at T = 17 °C with background hazards for embryo, larva, juv, adult: 0, 0, 0, 0 1/d

Ln survival probability as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
Ln survivor function of the stable age distribution as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
model abj f_minf f_max date: 2025/04/29
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.20265 0.247855 0.623927 0.623927 1 1 scaled functional response
r 1/d 0 0 0.0102693 0.0010331 0.0129907 0.00114872 spec pop growth rate
t2 d NaN NaN 67.4973 670.942 53.357 603.411 population doubling time
a_b d 19.6696 19.2912 18.1081 18.1081 17.7694 17.7694 age at birth
t_j d 0.125401 0.11443 0.0860488 0.0860488 0.0793154 0.0793154 time since birth at metam
t_p d 1410.61 556.685 171.215 171.215 139.748 139.748 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.990303 1 0.988886 1 0.988578 survival probability at metam
S_p - 0.999998 0.445253 0.999999 0.3255 0.999999 0.296146 survival probability at puberty
theta_0b - 0.00896455 0.090428 0.169679 0.361087 0.20611 0.43014 frac of ind that is embryo
theta_bj - 5.71748e-05 0.000533973 0.000733492 0.00169072 0.000817619 0.00188987 frac of ind between b and j
theta_jp - 0.00891091 0.0588944 0.140183 0.198688 0.162837 0.22606 frac of ind between j and p
theta_pi - 0.982067 0.850144 0.689404 0.438534 0.630235 0.34191 frac of ind that is adult
L_bi cm 0.325375 0.369593 0.431983 0.480191 0.451616 0.483736 mean structural length of post-natals
L2_bi cm^2 0.106717 0.143128 0.235326 0.346263 0.276299 0.444356 mean squared structural length of post-natals
L3_bi cm^3 0.0351615 0.0566455 0.14931 0.298903 0.209089 0.554236 mean cubed structural length of post-natals
Ww_bi g 0.0974823 0.179441 0.964092 1.93002 2.03782 5.40169 mean wet weight of post-natals
L_pi cm 0.327097 0.385796 0.488144 0.630852 0.526761 0.703378 mean structural length of adults
L2_pi cm^2 0.107519 0.151787 0.278248 0.493864 0.341012 0.724243 mean squared structural length of adults
L3_pi cm^3 0.0354585 0.0604147 0.178975 0.433799 0.262177 0.92106 mean cubed structural length of adults
Ww_pi g 0.0983057 0.191381 1.15564 2.80104 2.55523 8.97684 mean wet weight of adults
R 1/d 0.00185983 0.0129532 0.0387347 0.0968865 0.0419142 0.145459 mean reproduction rate of adults
J_X g/d 0.00506102 0.00830355 0.0343838 0.050593 0.0647105 0.10407 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0.0445937 0.00610353 0.0419749 0.0061176 yield of living structure on food
Y_VX_d mol/mol 0.00337538 0.0078466 2.18356e-05 0.0133098 1.04357e-05 0.0132345 yield of dead structure on food
Y_EX mol/mol 0 0 0.243347 0.0333069 0.367121 0.0535057 yield of living reserve on food
Y_EX_d mol/mol 0.00598258 0.0170098 0.000119157 0.0726315 9.12729e-05 0.115752 yield of dead reserve on food
Y_CX mol/mol 0.881267 0.865769 0.602543 0.765273 0.481428 0.702016 yield of CO2 on food
Y_HX mol/mol 0.634023 0.622872 0.433496 0.550572 0.34636 0.505061 yield of H2O on food
Y_OX mol/mol -0.958378 -0.941523 -0.655266 -0.832235 -0.523553 -0.763442 yield of O2 on food
Y_NX mol/mol 0.13219 0.129865 0.0903815 0.114791 0.0722141 0.105302 yield of N-waste on food
mu_TX J/mol 467522 459221 316286 404527 249541 369732 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer